US4851014-A -- EP136621-A   BAYER AG (FARB)   SHRECKENB M,  DHEIN R,  LANGE R,  WALDENRATH W;  EP242147   DOW CHEM CO (DOWC)   ANADA J N,  FEAY D C,  BALES S E,  JEANES T O;  GB2011804   UOP INC (UNVO)   RILEY R L,  GRABOWSKY R L;  JP53066880   SUMITOMO CHEM CO LTD (SUMO);  JP56107351   ;  JP58008506   TOYOBO KK (TOYM);  JP58008511   TOYOBO KK (TOYM);  JP58223411   MATSUSHITA ELEC IND CO LTD (MATU);  JP59022724   ASAHI GLASS CO LTD (ASAG);  JP59120206   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  JP62204824   NIPPON OILS & FATS CO LTD (NIOF);  SU529183-A   ZHINKIN D YA (ZHIN-Individual);  US30351-E   DU PONT DE NEMOURS & CO E I (DUPO);  US3246067-A   ;  US3256675-A   GENERAL ELECTRIC CO (GENE);  US3615024-A   AMICON CORP (AMIC);  US3653180-A   GENERAL ELECTRIC CO (GENE);  US3709774-A   GENERAL ELECTRIC CO (GENE);  US3945926-A   CHEM SYSTEMS INC (CHSS);  US4032309-A   GENERAL ELECTRIC CO (GENE);  US4048271-A   CHEM SYSTEMS INC (CHSS);  US4075108-A   US SEC OF AGRIC (USDA);  US GOVERNMENT (USGO)   HIGLEY W S,  CANTOR P A,  FISHER B S;  US4086310-A   BAYER AG (FARB);  US4195157-A   GENERAL ELECTRIC CO (GENE)   MARK V;  US4374891-A   GENERAL ELECTRIC CO (GENE);  US4717393-A   DU PONT DE NEMOURS & CO E I (DUPO);  AIR LIQUIDE CANADA LTEE (CAAL)   HAYES R A;  US4772392-A   DOW CHEM CO (DOWC)   SANDERS E S,  CLARK D O,  JENSVOLD J A,  BECK H N,  LIPSCOMB G G,  COAN F L;  WO9000082-A -- JP53066880-A   SUMITOMO CHEM CO LTD (SUMO);  US4818254-A   DOW CHEM CO (DOWC)   ANAND J N,  FEAY D C,  BALES S E,  JEANES T O;  US4828585-A   DOW CHEM CO (DOWC)   CHIAO C C;  US4838904-A   DOW CHEM CO (DOWC)   SANDERS E S,  JENSVOLD J A,  CLARK D O,  BECK H N,  LIPSCOMB G G;  US4840646-A   DOW CHEM CO (DOWC)   ANAND J N,  BALES S E,  FEAY D C,  JEANES T O;  EP386184-A -- JP53066880   SUMITOMO CHEM CO LTD (SUMO);  US4818254-A   DOW CHEM CO (DOWC)   ANAND J N,  FEAY D C,  BALES S E,  JEANES T O;  US4828585-A   DOW CHEM CO (DOWC)   CHIAO C C;  US4838904-A   DOW CHEM CO (DOWC)   SANDERS E S,  JENSVOLD J A,  CLARK D O,  BECK H N,  LIPSCOMB G G;  US4840646-A   DOW CHEM CO (DOWC)   ANAND J N,  BALES S E,  FEAY D C,  JEANES T O;  EP386184-A4 -- EP242147-A   DOW CHEM CO (DOWC)   ANADA J N,  FEAY D C,  BALES S E,  JEANES T O;  EP244126-A   DOW CHEM CO (DOWC);  GB1059945-A   GENERAL ELECTRIC CO (GENE);  US30351-E   DU PONT DE NEMOURS & CO E I (DUPO);  US3702838-A   DU PONT DE NEMOURS & CO E I (DUPO)